Monoaural headset



FIG. 1 is a perspective view of the monoaural headset;

FIG. 2 is a front view of the monoaural headset;

FIG. 3 is a rear view of the monoaural headset;

FIG. 4 is a right side view of the monoaural headset;

FIG. 5 is a left side view of the monoaural headset;

FIG. 6 is a bottom view of the monoaural headset; and,

FIG. 7 is a top view of the monoaural headset. 

The ornamental design for a monoaural headset, as substantially shown and described. 